Subshrubs perennial, 10-15(-20) cm tall. Rhizomes woody, to 7 mm in diam., brown, much branched. Stems numerous, densely spreading pilose-pubescent. Petiole 0.5-1.7 cm, longest basally, densely pilose; leaf blade ovate, (0.7-)1.3-2 × (0.4-)0.8-1.5 cm, adaxially sparsely appressed pilose, abaxially sparsely pubescent along veins otherwise subglabrous and glandular, base broadly cuneate, margin irregularly 2-5-crenate, teeth gradually larger and obtuse apically, apex obtuse. Racemes 2.5-3 cm; bracts ovate to broadly obovate, to 1.7 × 1.2 cm basally, ± densely spreading pilose, short stipitate glandular on veins and margin otherwise subglabrous, margin 2-or 3-dentate on apical half, upper bracts entire, apex short acuminate. Pedicel ca. 3 mm, flat, densely spreading pilose, stipitate glandular. Calyx ca. 2 mm, densely pilose outside, short stipitate glandular, to 4 mm in fruit; scutellum ca. 3 mm, to 3.5 mm in fruit. Corolla yellowish with purple spots, ca. 3 cm, pubescent outside, stipitate glandular; tube bent at base, ca. 1.5 mm wide at middle, gradually dilated to 6 mm wide at throat; upper lip ca. 6 mm wide; middle lobe of lower lip broadly ovate, ca. 1 cm wide, apex emarginate; lateral lobes ovate, ca. 3 mm wide. Nutlets triquetrous, ovoid, ca. 1.25 × 1 mm, white tomentose, adaxially umbonate at base. Fl. Jun-Aug, fr. Jul-Sep.
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